package com.reading.service;

import com.reading.pojo.SignIn;
import com.reading.vo.SignVo;

public interface SignInService {
    Integer findContinuous(Integer userId);

    SignIn findPrevious(SignVo signVo);

    SignIn findLastData(Integer userId);

    String toSignIn(Integer userId);

    SignIn findTodayData(SignVo signVo);
}
